Air travel across the United States came to a halt on Friday afternoon after the Federal Aviation Administration (FAA) ordered all flights grounded because of a communications breakdown at the regional centres that manage the country’s air traffic.
Citing “extraordinary circumstances” and “reasons of safety”, the FAA said in a notice that the halt would stay in place until at least 11pm Eastern time on Friday.
In a social media post, the agency described the problem as a temporary…
All US flights grounded due to communication issues: homeland security head

